Static task
static1
Behavioral task
behavioral1
Sample
2024-04-19_8fbaa558d0f1293ce0d2b1279b3a7736_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_8fbaa558d0f1293ce0d2b1279b3a7736_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_8fbaa558d0f1293ce0d2b1279b3a7736_cryptolocker
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Size
48KB
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MD5
8fbaa558d0f1293ce0d2b1279b3a7736
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SHA1
c4d36b86d650c836c29c4b3902a30d2087e38cf7
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SHA256
12d758e6d5c2481f8553e0e8f50800f13b8e1023bae7820209cc7a701bcbbb7d
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SHA512
127e4d159782b99dcfacf4a10b0e96cc53595140ae37ec25af197f4e5bd456dad86a8b434c1656486befa56030ec2785d34ac2ad62166ec72624be2505cb03f6
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4NOP:xj+VGMOtEvwDpjy+TN4Y
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-19_8fbaa558d0f1293ce0d2b1279b3a7736_cryptolocker
Files
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2024-04-19_8fbaa558d0f1293ce0d2b1279b3a7736_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE